USB3803 Standard Microsystems Corp., USB3803 Datasheet - Page 4

• Manufacturer Part Number: USB3803
• Description: Usb 2.0 High-speed Hub Controller Optimized For Portable Applications
• Manufacturer: Standard Microsystems Corp.

Revision 1.0 (07-05-11)
Customer Selectable Features
A default configuration is available in the USB3803 following a reset. This configuration may be
sufficient for most applications. The USB3803 hub may also be configured by an external
microcontroller. When using the microcontroller interface, the hub appears as an I
The USB3803 hub supports customer selectable features including:
Optional customer configuration via I
Supports compound devices on a port-by-port basis.
Customizable vendor ID, product ID, and device ID.
Configurable downstream port power-on time reported to the host.
Supports indication of the maximum current that the hub consumes from the USB upstream port.
Supports Indication of the maximum current required for the hub controller.
Configurable as a Self-Powered and Bus-Powered Hub
Supports custom string descriptors (up to 30 characters):
— Product string
— Manufacturer string
— Serial number string
When available, I
— Downstream ports as non-removable ports
— Downstream ports as disabled ports
— USB signal drive strength
— USB receiver sensitivity
— USB differential pair pin location
2
C configurable options for default configuration may include:
PRODUCT PREVIEW
USB 2.0 High-Speed Hub Controller Optimized for Portable Applications
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C.
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C slave device.
SMSC USB3803C